Year	% female
1970	79.9384994506836
1971	79.5366821289062
1972	79.448112487793
1973	79.127799987793
1974	80.0543975830078
1975	80.6886596679688
1976	78.4225082397461
1977	77.3922805786133
1978	77.255989074707
1979	77.3634414672852
1980	80.1634216308594
1981	80.2667083740234
1982	79.6234283447266
1983	79.4919509887695
1984	79.0871429443359
1985	78.493896484375
1986	77.2821426391602
1987	76.6354522705078
1988	75.8478012084961
1989	74.146858215332
1999	74.8423919677734
2000	74.9799194335938
2001	75.4171600341797
2002	75.6070785522461
2004	75.5899810791016
2005	76.4013290405273
2006	76.1034164428711
2007	75.9720611572266
2008	75.5554275512695
2009	75.8565216064453
2010	75.7655029296875
2011	75.8844528198242
2012	76.5408477783203
2013	76.6904220581055
2014	76.8707504272461
2015	76.7040710449219
2016	76.7040710449219
2017	76.7040710449219